<template>
  <view>
    <!-- 使用自定义的搜索组件 -->
    <view class="search-box">
      <my-search @click="gotoSearch"></my-search>
    </view>
    <!-- 轮播图区域 -->
    <swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" circular="ture">
      <swiper-item v-for="(item,i) in swiperList" :k="i">
        <navigator class="swiper-item" :url="'/subpkg/goods_detail/goods_detail?goods_id=' + item.goods_id">
           <image :src="item.image_src"></image>
        </navigator>
      </swiper-item>
    </swiper>
   <!-- 分类导航区域 --> 
   <view class="nav-list">
     <view class="nav-item" v-for="(item,i) in navList" :key="i" @click="navClickHandler(item)">
       <image :src="item.image_src" class="nav-img"></image>
     </view>
   </view>
   <!-- 楼层区域 -->
   <!-- 楼层容器 -->
   <view class="floor-list">
     <!-- 每一个楼层的item项 -->
     <view class="floor-item" v-for="(item,i) in floorList" :key="i">
       <!-- 楼层的标题 -->
       <image :src="item.floor_title.image_src" class="floor-title"></image>
      <!-- 楼层的图片区域 -->
      <view class="floor-img-box">
        <!-- 左侧大图片的盒子 -->
        <navigator class="left-img-box" :url="item.product_list[0].url">
          <image :src="item.product_list[0].image_src" :style="{width:item.product_list[0].image_width+'rpx'}" mode="widthFix"></image>
        </navigator>
        <!-- 右侧四个小图片的盒子 -->
        <view class="right-img-box">
          <navigator class="right-img-item" v-for="(item2,i2) in item.product_list" :key="i2" v-if="i2 !== 0" :url="item2.url">
            <image :src="item2.image_src" :style="{width:item2.image_width+'rpx'}" mode="widthFix"></image>
          </navigator>
        </view>
      </view>
     </view>
   </view>
  </view>
</template>

<script>
  import badgeMix from '@/mixins/tabbar-badge.js'
  export default {
	mixins:[badgeMix],
    data() {
      return {
        //这里是轮播图的数据列表
        swiperList:[],
        //分类导航的数据列表
        navList:[],
        //楼层数据列表
        floorList:[]
      };
    },
    onLoad() {
      //调用方法，获取轮播图数据
      this.getSwiperList()
      //调用接口，获取分类导航数据
      this.getNavList()
      // 调用接口,获取楼层数据
      this.getFloorList()
    },
    methods:{
      async getSwiperList() {
        const {data:res} = await uni.$http.get('/api/public/v1/home/swiperdata')
        //请求失败
        if(res.meta.status != 200) return uni.$showMsg()
        //请求成功
        this.swiperList = res.message
		console.log(this.swiperList)
      },
      //获取分类导航
      async getNavList() {
       const {data : res} = await uni.$http.get('/api/public/v1/home/catitems')
        if(res.meta.status != 200) return uni.$showMsg()
        this.navList = res.message 
		console.log(this.navList)
      },
      //首页分类点击跳转
      navClickHandler(item) {
        if(item.name === "分类") {
          uni.switchTab({
            url:'/pages/cate/cate'
          })
        } else{uni.$showMsg('功能开发中!')}
      },
      //获取首页楼层数据的方法
      async getFloorList() {
       const {data:res} = await uni.$http.get('/api/public/v1/home/floordata')
       if(res.meta.status !== 200) return uni.$showMsg()
       //对数据进行处理
       res.message.forEach(floor => {
         floor.product_list.forEach(prod => {
            prod.url = '/subpkg/goods_list/goods_list?' + prod.navigator_url.split('?')[1]
         })
       })
       this.floorList = res.message
	   console.log(this.floorList)
      },
      //搜索跳转事件
      gotoSearch() {
        uni.navigateTo({
          url:"/subpkg/search/search"
        })
      }
    }
  }
</script>

<style lang="scss">
  // 轮播图样式
  swiper{
    height: 330rpx;
    .swiper-item,
    image {
      width: 100%;
      height: 100%;
    }
  }
  // 分类样式
  .nav-list{
    display: flex;
    justify-content:space-around;
    margin: 15px 0;
  }
  .nav-img{
    height: 140rpx;
    width: 128rpx;
  }
  .floor-title{
    width: 100%;
    height: 60rpx;
  }
 .right-img-box{
   display: flex;
   flex-wrap: wrap;
   justify-content:space-around;
 } 
 .floor-img-box{
   display: flex;
   padding-left: 10rpx;
 }
 .search-box{
   //定位效果为“吸顶”
   position: sticky;
   // 吸顶的位置
   top: 0;
   z-index: 999;
 }
</style>
